package org.jeecg.modules.meta.controller;

import com.alibaba.fastjson.JSON;
import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.baomidou.mybatisplus.core.metadata.IPage;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.commons.lang.StringUtils;
import org.jeecg.common.api.vo.Result;
import org.jeecg.common.aspect.annotation.AutoLog;
import org.jeecg.common.system.query.QueryGenerator;
import org.jeecg.common.util.oConvertUtils;
import org.jeecg.modules.meta.entity.SysFieldinfo;
import org.jeecg.modules.meta.entity.SysTableinfo;
import org.jeecg.modules.meta.service.ISysFieldinfoService;
import org.jeecg.modules.meta.service.ISysTableinfoService;
import org.jeecgframework.poi.excel.ExcelImportUtil;
import org.jeecgframework.poi.excel.def.NormalExcelConstants;
import org.jeecgframework.poi.excel.entity.ExportParams;
import org.jeecgframework.poi.excel.entity.ImportParams;
import org.jeecgframework.poi.excel.view.JeecgEntityExcelView;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;
import org.springframework.web.multipart.MultipartFile;
import org.springframework.web.multipart.MultipartHttpServletRequest;
import org.springframework.web.servlet.ModelAndView;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import java.net.URLDecoder;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Map;

/**
 * @Description: 字段信息
 * @Author: jeecg-boot
 * @Date:   2019-05-22
 * @Version: V1.0
 */
@Slf4j
@Api("字段信息")
@RestController
@RequestMapping("/meta/sysFieldinfo")
public class SysFieldinfoController {
	@Autowired
	private ISysFieldinfoService iSysFieldinfoService;
	@Autowired
	ISysTableinfoService iSysTableinfoService;

	/**
	 * 分页列表查询
	 * @param sysFieldinfo
	 * @param pageNo
	 * @param pageSize
	 * @param req
	 * @return
	 */
	@AutoLog(value = "字段信息-分页列表查询")
	@ApiOperation(value="字段信息-分页列表查询", notes="字段信息-分页列表查询")
	@GetMapping(value = "/list")
	public Result<IPage<SysFieldinfo>> queryPageList(SysFieldinfo sysFieldinfo,
													 @RequestParam(name="pageNo", defaultValue="1") Integer pageNo,
													 @RequestParam(name="pageSize", defaultValue="10") Integer pageSize,
													 @RequestParam(name = "fdTableName", required = false) String fdTableName,
													 HttpServletRequest req) {
		Result<IPage<SysFieldinfo>> result = new Result<IPage<SysFieldinfo>>();
		QueryWrapper<SysFieldinfo> queryWrapper = QueryGenerator.initQueryWrapper(sysFieldinfo, req.getParameterMap());
		Page<SysFieldinfo> page = new Page<SysFieldinfo>(pageNo, pageSize);
		if (StringUtils.isNotEmpty(fdTableName)) {
			List<String> tabIdList = getTabIdListByName(fdTableName);
			if (tabIdList == null || tabIdList.size() == 0) {
				return null;
			}
			queryWrapper.in("fd_tableid", tabIdList);
		}
		IPage<SysFieldinfo> pageList = iSysFieldinfoService.page(page, queryWrapper);
		result.setSuccess(true);
		result.setResult(pageList);
		return result;
	}
	private List<String> getTabIdListByName(String tableName) {
		QueryWrapper<SysTableinfo> queryWrapper = new QueryWrapper<>();
		queryWrapper.like("fd_tablename", tableName);
		List<SysTableinfo> list = iSysTableinfoService.list(queryWrapper);
		if (null == list || list.size() == 0) {
			return new ArrayList<>();
		}

		return covTableInfoString(list);
	}


	private List<String> covTableInfoString(List<SysTableinfo> list) {
		List<String> strings = new ArrayList<>();
		for (SysTableinfo sysTableinfo : list) {
			strings.add(sysTableinfo.getFdTableid());
		}
		return strings;
	}

	/**
	 *   添加
	 * @param sysFieldinfo
	 * @return
	 */
	@AutoLog(value = "字段信息-添加")
	@ApiOperation(value="字段信息-添加", notes="字段信息-添加")
	@PostMapping(value = "/add")
	public Result<SysFieldinfo> add(@RequestBody SysFieldinfo sysFieldinfo) {
		Result<SysFieldinfo> result = new Result<SysFieldinfo>();
		try {
			iSysFieldinfoService.save(sysFieldinfo);
			result.success("添加成功！");
		} catch (Exception e) {
			log.error(e.getMessage(),e);
			result.error500("操作失败");
		}
		return result;
	}

	/**
	 *  编辑
	 * @param sysFieldinfo
	 * @return
	 */
	@AutoLog(value = "字段信息-编辑")
	@ApiOperation(value="字段信息-编辑", notes="字段信息-编辑")
	@PutMapping(value = "/edit")
	public Result<SysFieldinfo> edit(@RequestBody SysFieldinfo sysFieldinfo) {
		Result<SysFieldinfo> result = new Result<SysFieldinfo>();
		SysFieldinfo sysFieldinfoEntity = iSysFieldinfoService.getById(sysFieldinfo.getId());
		if(sysFieldinfoEntity==null) {
			result.error500("未找到对应实体");
		}else {
			boolean ok = iSysFieldinfoService.updateById(sysFieldinfo);
			//TODO 返回false说明什么？
			if(ok) {
				result.success("修改成功!");
			}
		}

		return result;
	}

	/**
	 *   通过id删除
	 * @param id
	 * @return
	 */
	@AutoLog(value = "字段信息-通过id删除")
	@ApiOperation(value="字段信息-通过id删除", notes="字段信息-通过id删除")
	@DeleteMapping(value = "/delete")
	public Result<SysFieldinfo> delete(@RequestParam(name="id",required=true) String id) {
		Result<SysFieldinfo> result = new Result<SysFieldinfo>();
		SysFieldinfo sysFieldinfo = iSysFieldinfoService.getById(id);
		if(sysFieldinfo==null) {
			result.error500("未找到对应实体");
		}else {
			boolean ok = iSysFieldinfoService.removeById(id);
			if(ok) {
				result.success("删除成功!");
			}
		}

		return result;
	}

	/**
	 *  批量删除
	 * @param ids
	 * @return
	 */
	@AutoLog(value = "字段信息-批量删除")
	@ApiOperation(value="字段信息-批量删除", notes="字段信息-批量删除")
	@DeleteMapping(value = "/deleteBatch")
	public Result<SysFieldinfo> deleteBatch(@RequestParam(name="ids",required=true) String ids) {
		Result<SysFieldinfo> result = new Result<SysFieldinfo>();
		if(ids==null || "".equals(ids.trim())) {
			result.error500("参数不识别！");
		}else {
			this.iSysFieldinfoService.removeByIds(Arrays.asList(ids.split(",")));
			result.success("删除成功!");
		}
		return result;
	}

	/**
	 * 通过id查询
	 * @param id
	 * @return
	 */
	@AutoLog(value = "字段信息-通过id查询")
	@ApiOperation(value="字段信息-通过id查询", notes="字段信息-通过id查询")
	@GetMapping(value = "/queryById")
	public Result<SysFieldinfo> queryById(@RequestParam(name="id",required=true) String id) {
		Result<SysFieldinfo> result = new Result<SysFieldinfo>();
		SysFieldinfo sysFieldinfo = iSysFieldinfoService.getById(id);
		if(sysFieldinfo==null) {
			result.error500("未找到对应实体");
		}else {
			result.setResult(sysFieldinfo);
			result.setSuccess(true);
		}
		return result;
	}

	/**
	 * 导出excel
	 *
	 * @param request
	 * @param response
	 */
	@RequestMapping(value = "/exportXls")
	public ModelAndView exportXls(SysFieldinfo sysFieldinfo,HttpServletRequest request, HttpServletResponse response) {
		// Step.1 组装查询条件
		QueryWrapper<SysFieldinfo> queryWrapper = QueryGenerator.initQueryWrapper(sysFieldinfo, request.getParameterMap());

		//Step.2 AutoPoi 导出Excel
		ModelAndView mv = new ModelAndView(new JeecgEntityExcelView());
		List<SysFieldinfo> pageList = iSysFieldinfoService.list(queryWrapper);
		//导出文件名称
		mv.addObject(NormalExcelConstants.FILE_NAME, "字段信息列表");
		mv.addObject(NormalExcelConstants.CLASS, SysFieldinfo.class);
		mv.addObject(NormalExcelConstants.PARAMS, new ExportParams("字段信息列表数据", "导出人:Jeecg", "导出信息"));
		mv.addObject(NormalExcelConstants.DATA_LIST, pageList);
		return mv;
	}

	/**
	 * 通过excel导入数据
	 *
	 * @param request
	 * @param response
	 * @return
	 */
	@RequestMapping(value = "/importExcel", method = RequestMethod.POST)
	public Result<?> importExcel(HttpServletRequest request, HttpServletResponse response) {
		MultipartHttpServletRequest multipartRequest = (MultipartHttpServletRequest) request;
		Map<String, MultipartFile> fileMap = multipartRequest.getFileMap();
		for (Map.Entry<String, MultipartFile> entity : fileMap.entrySet()) {
			MultipartFile file = entity.getValue();// 获取上传文件对象
			ImportParams params = new ImportParams();
			params.setTitleRows(2);
			params.setHeadRows(1);
			params.setNeedSave(true);
			try {
				List<SysFieldinfo> listSysFieldinfos = ExcelImportUtil.importExcel(file.getInputStream(), SysFieldinfo.class, params);
				for (SysFieldinfo sysFieldinfoExcel : listSysFieldinfos) {
					iSysFieldinfoService.save(sysFieldinfoExcel);
				}
				return Result.ok("文件导入成功！数据行数:" + listSysFieldinfos.size());
			} catch (Exception e) {
				log.error(e.getMessage(),e);
				return Result.error("文件导入失败:"+e.getMessage());
			} finally {
				try {
					file.getInputStream().close();
				} catch (IOException e) {
					e.printStackTrace();
				}
			}
		}
		return Result.ok("文件导入失败！");
	}

}
